40442840

素因数分解:

$2^3\times 5^1\times {\mathrm{1011071}}^1$

素因数の和:1011082

約数の個数: 16

約数和(自身を含む): 90996480

約数和(自身を除く): 50553640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1011071, 2022142, 4044284, 5055355, 8088568, 10110710, 20221420, 40442840]

約数ペア:

[(1, 40442840), (2, 20221420), (4, 10110710), (5, 8088568), (8, 5055355), (10, 4044284), (20, 2022142), (40, 1011071)]